Sheet Metal Design

11.

Surface Finishing and Treatments

11.1.

Finishing Objectives

11.1.1.

Corrosion Protection

11.1.2.

Aesthetic Enhancement

11.1.3.

Wear Resistance

11.1.4.

Electrical Properties

11.1.5.

Chemical Resistance

11.1.6.

Thermal Properties

11.2.

Mechanical Finishing

11.2.1.

Deburring Operations

11.2.1.1.

Manual Deburring

11.2.1.2.

Vibratory Finishing

11.2.1.3.

Tumbling Process

11.2.2.

Surface Preparation

11.2.2.1.

Grinding Operations

11.2.2.2.

Sanding Techniques

11.2.2.3.

11.2.3.

Polishing Methods

11.2.3.1.

Mechanical Polishing

11.2.3.2.

Chemical Polishing

11.2.3.3.

Electropolishing

11.3.

Protective Coatings

11.3.1.

11.3.1.1.

Liquid Paint Application

11.3.1.1.1.

Spray Application

11.3.1.1.2.

11.3.1.1.3.

Brush Application

11.3.1.2.

11.3.1.2.1.

Electrostatic Application

11.3.1.2.2.

11.3.1.2.3.

Coating Properties

11.3.1.3.

11.3.1.3.1.

Electrodeposition

11.3.1.3.2.

Uniform Coverage

11.3.1.3.3.

Automotive Applications

11.3.2.

Metallic Coatings

11.3.2.1.

11.3.2.1.1.

11.3.2.1.2.

11.3.2.1.3.

11.3.2.1.4.

11.3.2.2.

Hot-Dip Galvanizing

11.3.2.2.1.

11.3.2.2.2.

Coating Thickness

11.3.2.2.3.

Corrosion Protection

11.3.2.3.

Thermal Spray Coatings

11.3.2.3.1.

11.3.2.3.2.

Material Options

11.3.3.

Chemical Treatments

11.3.3.1.

11.3.3.1.1.

Aluminum Treatment

11.3.3.1.2.

11.3.3.1.3.

Thickness Control

11.3.3.2.

11.3.3.2.1.

Stainless Steel Treatment

11.3.3.2.2.

Corrosion Enhancement

11.3.3.3.

Chemical Conversion

11.3.3.3.1.

Phosphate Coating

11.3.3.3.2.

Chromate Coating

11.3.4.

Surface Preparation

11.3.4.1.

Cleaning Methods

11.3.4.1.1.

Solvent Cleaning

11.3.4.1.2.

Alkaline Cleaning

11.3.4.1.3.

11.3.4.2.

Abrasive Blasting

11.3.4.2.1.

Media Selection

11.3.4.2.2.

Surface Profile

11.3.4.3.

Chemical Etching

11.3.4.3.1.

Surface Roughening

11.3.4.3.2.

Adhesion Promotion

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10. Assembly and Joining Methods

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12. Tolerancing and Quality Control